CVE-2021-4055

Heap buffer overflow in extensions in Google Chrome prior to 96.0.4664.93 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension.

CVSS v3.0 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://chromereleases.googleblog.com/2021/12/stable-channel-update-for-desktop.html	Vendor Advisory
https://crbug.com/1266510	Permissions Required
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3W46HRT2UVHWSLZB6JZHQF6JNQWKV744/	Mailing List Third Party Advisory
https://www.debian.org/security/2022/dsa-5046	Third Party Advisory
https://security.gentoo.org/glsa/202208-25	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

Configuration 3 (hide)

OR	cpe:2.3:o:debian:debian_linux:10.0:::::::*
	cpe:2.3:o:debian:debian_linux:11.0:::::::*

Information

Published : 2021-12-22 17:15

Updated : 2022-09-27 13:20

NVD link : CVE-2021-4055

Mitre link : CVE-2021-4055

JSON object : View

CWE

CWE-787

Out-of-bounds Write

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Products Affected

debian

debian_linux

google

chrome

fedoraproject

fedora

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